Home / 18,329.54-25,306.22-12,596.87

Finding the Fourth Proportional to 18,329.54, 25,306.22 and 12,596.87

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Solution

The fourth proportional to 18,329.54, 25,306.22 and 12,596.87 is: 17,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.54 : 25,306.22 = 12,596.87 : x
  2. Step 2: Convert to fraction form
    18,329.54/25,306.22 = 12,596.87/x
  3. Step 3: Cross multiply
    18,329.54x = 25,306.22 × 12,596.87
  4. Step 4: Simplify right side
    18,329.54x = 318,779,163.53
  5. Step 5: Solve for x
    x = 318,779,163.53/18,329.54
  6. Step 6: Final answer
    x = 17,391.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.